供應(yīng)HPM75無磁模具鋼HPM75鍛件
日立HPM75化學(xué)成分
| C | Si | Mn | Cr | Mo | W | V | Al | P | S |
| 0.65～0.75 | ≤0.80 | 14.5～16.0 | 2.0～2.5 | 0.5～0.8 | 0.5～0.8 | 1.5～2.0 | 2.7～3.3 | ≤0.04 | ≤0.03 |
磁導(dǎo)率
| 狀 態(tài) | 磁導(dǎo)率μ/mH·m-1
|
| 1150℃固溶 1180℃固溶 1150℃固溶，700℃2h時(shí)效 1180℃固溶，650℃20h時(shí)效 1180℃固溶，700℃2h時(shí)效 1180℃固溶，650℃20h時(shí)效，變形8.5％ 1180℃固溶，650℃20h時(shí)效，變形14.5％ 1180℃固溶，650℃20h時(shí)效，變形24.2％ 1180℃固溶，650℃20h時(shí)效，變形42.2％ | 1.2602×10-3 1.2603×10-3 1.2639×10-3 1.2607×10-3 1.2602×10-3 1.2608×10-3 1.2608×10-3 1.2617×10-3 1.2704×10-3 |
